<template>
  <div class="pic-select">
    <Editable class="question-title" v-model="data.title" />
    <el-upload
      v-if="isEdit"
      class="avatar-uploader"
      action="https://run.mocky.io/v3/9d059bf9-4660-45f2-925d-ce80ad6c4d15"
      :show-file-list="false"
      :on-success="handleSuccess"
      :before-upload="beforeUpload"
    >
      <img v-if="imageUrl" :src="imageUrl" class="avatar" />
      <el-icon v-else class="avatar-uploader-icon"><Plus /></el-icon>
    </el-upload>
  </div>
</template>

<script setup lang="ts">
import { ref } from 'vue'
import { ElMessage } from 'element-plus'
import type { UploadProps } from 'element-plus'
import { Plus } from '@element-plus/icons-vue'
const props = defineProps<{
  data: any
  isEdit: boolean
}>()
const options = props.data.data

let index = 0
const handleSuccess: UploadProps['onSuccess'] = (response, uploadFile) => {
  const imageUrl = URL.createObjectURL(uploadFile.raw!)
  index++
  options.push({
    label: `图片${index}`,
    value: imageUrl
  })
}

const beforeUpload: UploadProps['beforeUpload'] = (rawFile) => {
  if (rawFile.type !== 'image/jpeg') {
    ElMessage.error('Avatar picture must be JPG format!')
    return false
  } else if (rawFile.size / 1024 / 1024 > 2) {
    ElMessage.error('Avatar picture size can not exceed 2MB!')
    return false
  }
  return true
}
</script>

<style lang="scss" scoped>
.pic-select {
  :deep(.el-upload) {
    border: 1px dashed var(--el-border-color);
    border-radius: 6px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: var(--el-transition-duration-fast);
    &:hover {
      border-color: var(--el-color-primary);
    }
  }
}

.el-icon.avatar-uploader-icon {
  font-size: 28px;
  color: #8c939d;
  width: 178px;
  height: 178px;
  text-align: center;
}
</style>
